1) Cell Type Dichotomous Key
la cell has a nucleus and organelles - go to step 2
16 cell has no nucleus or organelles - bacterial cell
2a cell has a cell wall - go to step 3
2b cell has no cell wall - animal cell
3a cell has chloroplasts - plant cell
3b cell has no chloroplasts - fungal cell
What type of cell is cell A?
-))
A)
animal
B)
bacterial
fungal
D)
plant

The gene that causes sickle-cell disease is present in a higher percentage of residents of sub-saharan africa than among those of african descent living in the united states. even though this gene causes sickle-cell disease, it also provides some protection from malaria, a serious disease that is widespread in sub-saharan africa but absent in the united states. discuss an evolutionary process that could account for the different percentages of the sickle-cell gene among residents of the two regions.

What occurs to the cell during mitosis

In this assignment, you will analyze an example of speciation by researching the finches of the galapagos islands. then you will answer questions to construct explanations and draw conclusions based on the information you gather. someone plz !